<!doctype html>
<!--
@license
Copyright (c) 2014 The Polymer Project Authors. All rights reserved.
This code may only be used under the BSD style license found at http://polymer.github.io/LICENSE.txt
The complete set of authors may be found at http://polymer.github.io/AUTHORS.txt
The complete set of contributors may be found at http://polymer.github.io/CONTRIBUTORS.txt
Code distributed by Google as part of the polymer project is also
subject to an additional IP rights grant found at http://polymer.github.io/PATENTS.txt
-->
<html>
<head>
  <meta charset="utf-8">
  <script src="../../../webcomponentsjs/webcomponents-lite.js"></script>
  <script src="../../../web-component-tester/browser.js"></script>
  <link rel="import" href="../../polymer.html">

</head>
<body>
  <style is="custom-style">
    .c {
      --cache-element-border: 8px solid blue;
    }
  </style>
  <dom-module id="cache-element">
    <template>
      <style>
        :host {
          display: block;
          border: var(--cache-element-border, 4px solid orange);
        }
      </style>
      cache-element
    </template>
    <script>
    HTMLImports.whenReady(function() {
      Polymer({
        is: 'cache-element'
      });
    });
    </script>
  </dom-module>

  <cache-element id="cache1" class="c"></cache-element>
  <cache-element id="cache2"></cache-element>

  <script>

    suite('custom-style scope cache', function() {

      test('elements created declaratively conditionally styled via custom style receive correct properties', function() {
        var t1 = document.querySelector('#cache1');
        var t2 = document.querySelector('#cache2');
        assertComputed(t1, '8px');
        assertComputed(t2, '4px');
      });


      test('elements created imperatively conditionally styled via custom style receive correct properties', function() {
        var t1 = document.createElement('cache-element');
        t1.classList.add('c');
        var t2 = document.createElement('cache-element');
        document.body.appendChild(t1);
        document.body.appendChild(t2);
        CustomElements.takeRecords();
        assertComputed(t1, '8px');
        assertComputed(t2, '4px');
      });

    });


    function assertComputed(element, value, property, pseudo) {
      var computed = getComputedStyle(element, pseudo);
      property = property || 'border-top-width';
      assert.equal(computed[property], value, 'computed style incorrect for ' + property);
    }

  </script>

</body>
</html>
